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Mary E. McSwain is a Founding Partner of McSwain Rapp Law, LLC in Wheaton, Illinois. She is a general practitioner whose work focuses on family law and residential real estate. Before opening her current firm, she practiced with Attorney Neal Cerne, who later became a Judge in DuPage County.
Over the course of her career, Mary has built a strong reputation as a trial attorney and advocate. She has written several appellate briefs that led to published, precedent-setting opinions. Known for her strong Midwest work ethic, she has represented thousands of clients in family law matters and real estate transactions.
Mary has also been active in legal education and professional leadership. She has presented at seminars sponsored by the DuPage County Bar Association, Chicago Title Insurance Company, and the Illinois State Bar Association. In addition, she is a registered title agent for several title insurance companies.
Her service to the legal community includes leadership roles with several respected organizations. She served as Chair of the DuPage County Real Estate Law and Practice Committee during 1993–1994 and again during 2007–2008, where she helped facilitate revisions to the regional residential real estate contract. She is also a longtime former member of the board of directors of the Illinois Real Estate Lawyers Association and the DuPage County Family Law Committee, with more than 25 years of involvement.
Mary also served as an elected member of the Illinois State Bar Association Assembly from 2004 to 2010 and on the board of the DuPage County Bar Association from 2000 to 2006. During that time, she chaired several committees, including Court Facilities and Law Practice Management.
Her work has earned recognition throughout the local legal community, including the DCBA Pro Bono Service Award for 2005–2006 and the DCBA Board of Directors Award for 1999–2000. She also holds a 5/5 Martindale-Hubbell peer review rating and a 10/10 client rating on Avvo.
Mary earned her bachelor’s degree from Loyola University Chicago and her Juris Doctor from Northern Illinois University College of Law. She was admitted to practice in Illinois and the Northern District of Illinois in 1983, and before the United States Supreme Court in 2015.
5
Practice Areas
43 years | 500 cases
43 years | 2,000 cases
43 years | 50 cases
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Chat withState: Illinois
Acquired: 1983
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2100 Manchester Road, Building B, Suite 1050, Wheaton, IL, 60187
205 1/2 West State Street, Suite C, Geneva, IL, 60134
19 Client Reviews
Showing 11 - 15 of 19 reviews
Posted by Lynne and Rick | July 04, 2017 | Hired Attorney | Real Estate
Real Estate Transaction/sold property and bought other property
We were very satisfied with the work from Mary McSwain in our recent sale of property and purchase of new property and would highly recommend her work to anyone. Thank you again for your services. Respectfully, Lynne and Rick P.
Posted by anonymous | March 13, 2017 | Hired Attorney | Divorce & Separation
Outstanding lawyer
Mary did an outstanding job handling my divorce. She was very realistic and honest with me regarding my expectations and explaining the pros and cons of the issues as they arose. Her guidance proved to be necessary as it surfaced many times when tough choices had to be made. Mary and her staff prompt...
Posted by Airhart Construction | March 17, 2016 | Hired Attorney | Corporate & Incorporation
Real Estate
Mary McSwain has been our Corporate attorney for 30 years, dealing with all our Real Estate needs. Buying or selling properties, documenting projects, consulting on other legal matters, and much more. Her background, experience, and contacts have been vital to help us in our many needs.
Posted by anonymous | March 15, 2016 | Hired Attorney
Personable, Professional, & Extremely Efficient
Mary has been such a blessing to me through this entire process. She has been there for advice, counsel, and a good laugh when it's needed! She is extremely personable, but professional when needed, and she makes you feel comfortable in every situation. She understands the emotions in her line of wor...
Posted by Karen | July 27, 2015 | Divorce & Separation
Highly recommended
Mary McSwain handled my divorce. She's direct, has years of experience and clearly conducts herself/business with a high degree of integrity. She followed through on every promise and expectation. Mary provided me with solid advice. I have the utmost respect for her. She obviously leads her staf...
Family lawyer
Family lawyer
2026
Elite Lawyer, Elite Lawyer
2026
AV Preeminent Rated, Martindale-Hubbell
2025
Elite Lawyer, Elite Lawyer
2025
AV Preeminent Rated, Martindale-Hubbell
2024
AV Preeminent Rated, Martindale-Hubbell
2024
Elite Lawyer, Elite Lawyer
2023
AV Preeminent Rated, Martindale-Hubbell
2023
Elite Lawyer, Elite Lawyer
2022
AV Preeminent Rated, Martindale-Hubbell
2022
Elite Lawyer, Elite Lawyer
2021
AV Preeminent Rated, Martindale-Hubbell
2021
Elite Lawyer, Elite Lawyer
2020
AV Preeminent Rated, Martindale-Hubbell
2020
Elite Lawyer, Elite Lawyer
2019
AV Preeminent Rated, Martindale-Hubbell
2018
AV Preeminent Rated, Martindale-Hubbell
2017
AV Preeminent Rated, Martindale-Hubbell
2016
AV Preeminent Rated, Martindale-Hubbell
2005
Pro Bono Legal Service Award, DuPage County Bar Association, Legal Aid
2000
Board Of Directors Award, DuPage County Bar Association
N/A
10.0 Rating (Superb), AVVO
2025 - Present
Partner, McSwain Rapp Law, LLC
1989 - 2025
President, McSwain & Associates, P.C.
1983 - Present
DuPage County Bar AssociationDirector 2000-2006, current member
2008 - 2008
DuPage County Bar Association, Real Estate Law CommitteeChair
2006 - 2006
DuPage County Bar AssociationDirector
2005 - 2005
DuPage County Bar Association, Court Facilities and LibraryChair
2002 - 2009
Illinois State Bar AssociationAssembly
2001 - 2001
DuPage County Bar Association, Law Practice Management CommitteeChair
1994 - 1994
DuPage County Bar Association, Real Estate Law CommitteeChair
1983
Juris Doctor
1977
BA - Bachelor of Arts
2026
2026
2026
2026
English
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